diff --git a/graylog/install.sh b/graylog/install.sh index 6d4d0bb..f6aa398 100644 --- a/graylog/install.sh +++ b/graylog/install.sh @@ -14,6 +14,40 @@ echo "Installing dependencies..." # Install prerequisites for Graylog, OpenSearch, and MongoDB apt install -y apt-transport-https openjdk-11-jre-headless uuid-runtime pwgen wget gnupg +# Function to check if the system meets the minimum requirements for Graylog +check_system_requirements() { + echo "Checking system requirements for Graylog..." + + # Minimum required RAM (in MB) + minimum_ram=4096 + # Minimum required disk space (in GB) + minimum_disk_space=50 + + # Get total RAM in the system + total_ram=$(awk '/MemTotal/ {print $2}' /proc/meminfo) + + # Get total disk space in the system + total_disk_space=$(df -BG --output=avail / | sed '1d' | awk '{print $1}' | sed 's/G//') + + # Check if RAM meets the minimum requirements + if [ "$total_ram" -lt "$minimum_ram" ]; then + echo "Error: Insufficient RAM. Graylog requires a minimum of $minimum_ram MB of RAM." + exit 1 + else + echo "RAM: $total_ram MB - meets minimum requirements." + fi + + # Check if disk space meets the minimum requirements + if [ "$total_disk_space" -lt "$minimum_disk_space" ]; then + echo "Error: Insufficient disk space. Graylog requires a minimum of $minimum_disk_space GB of available disk space." + exit 1 + else + echo "Disk space: $total_disk_space GB - meets minimum requirements." + fi + + echo "System meets the minimum requirements for Graylog." +} + # Disable huge pages support echo "Disabling huge pages support..." echo never > /sys/kernel/mm/transparent_hugepage/enabled diff --git a/netbox/install.sh b/netbox/install.sh index 7a0b3d3..783d804 100644 --- a/netbox/install.sh +++ b/netbox/install.sh @@ -25,6 +25,42 @@ if [[ $PYTHON_CONFIRM != "y" ]]; then exit 1 fi +# Check other system requirements +echo "Checking other system requirements..." +RAM=$(free -m | awk '/Mem/ {print $2}') +CPU=$(grep -c ^processor /proc/cpuinfo) +DISK=$(df -h / | awk 'NR==2 {print $4}') +MIN_RAM=2048 # Minimum RAM in MB +MIN_CPU=2 # Minimum CPU cores +MIN_DISK=10 # Minimum free disk space in GB + +# Check RAM +if [ "$RAM" -lt "$MIN_RAM" ]; then + echo "Error: Insufficient RAM. At least $MIN_RAM MB of RAM is required." + exit 1 +fi + +# Check CPU cores +if [ "$CPU" -lt "$MIN_CPU" ]; then + echo "Error: Insufficient CPU cores. At least $MIN_CPU CPU cores are required." + exit 1 +fi + +# Check disk space +DISK_NUM=$(echo "$DISK" | grep -o -E '[0-9]+') +DISK_UNIT=$(echo "$DISK" | grep -o -E '[A-Za-z]+') +if [ "$DISK_UNIT" == "G" ]; then + if [ "$DISK_NUM" -lt "$MIN_DISK" ]; then + echo "Error: Insufficient disk space. At least $MIN_DISK GB of free disk space is required." + exit 1 + fi +else + echo "Error: Unsupported disk space unit. Please ensure disk space is in GB." + exit 1 +fi + +echo "System meets minimum requirements. Proceeding with installation..." + # Add Netbox repository echo "Adding Netbox repository..." echo "deb https://packagecloud.io/netbox-community/netbox/ubuntu/ $(lsb_release -sc) main" | tee -a /etc/apt/sources.list.d/netbox-community.list